55051413253 has 4 divisors (see below), whose sum is σ = 55293930720. Its totient is φ = 54808895788.

The previous prime is 55051413247. The next prime is 55051413299. The reversal of 55051413253 is 35231415055.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55051413253 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55051413203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 121258393 + ... + 121258846.

It is an arithmetic number, because the mean of its divisors is an integer number (13823482680).

Almost surely, 2^55051413253 is an apocalyptic number.

It is an amenable number.

55051413253 is a deficient number, since it is larger than the sum of its proper divisors (242517467).

55051413253 is a wasteful number, since it uses less digits than its factorization.

55051413253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242517466.

The product of its (nonzero) digits is 45000, while the sum is 34.

The spelling of 55051413253 in words is "fifty-five billion, fifty-one million, four hundred thirteen thousand, two hundred fifty-three".